1
This is why he once-upon-a-time was pegged as one of the NL's next-potential-aces. The guy has (in the past) had insanely wicked "stuff". What he hasn't had is any consistency employing/repeating it from game to game -- at least, not for long periods beyond the minors.
(Not having seen the actual pitch in question, I hope you understand I'm speaking in general terms here).